Transmitting and receiving equipment for crash truck use. Switch
selection of naster-oscillator (4.0 to 7.0 mc) or any one of four
crystal frequencies. In addition, receiver is tuneable from 0.19 to 0.51
mc. TM 11-829.

RECEIVING EQUIPMENT

type

freq (mc)

type
output

emission
rec

freq
control

remarks

AN.FRR-3A
(Press Wireless
diversity

2.4 to 23.0

into
AN/FGC-1

A1, A2, A3
& special

xtal

Point to point and radio-teletype. Balanced input. Five preset
channels. Tuning range may be extended to 26 mc if desired. Used with
Radio Teletype Terminal Unit AN/FGC-1. TM 11-872A.

AN/GRR-2
Hallicrafters
SX-28

0.55 to 42

speaker or
headset,
500 or 5,000
ohms

A1, A2,
& A3

manual
tuning

Point to point and ground to air. Balanced input. Table model.
Built-in power supply. Separate loud speaker. TM 11-874.

AN/GRR-3
(National
NC-100-ASC

0.2 to 0.4 &
1.5 to 30

speaker or
headset

A1, A2,
& A3

manual
tuning

Point to point and ground to air. Balanced input. Table model.
Built-in power supply. Separate loud speaker.

Lightweight battery operated, two-way communication set for
paratroopers. This series was originally designated MP but was later
designated MU, MV, MW and MX according to frequency range. The MAB
covers the frequency range of the series.

RBM, -1
to -3

0.20 to2.0 &
2.0 to 20.0

__

cw
--
tone
----
voice

Manual tuning

Semi-portable receiving equipment intended for use where
transportation over wet and rough country is to be expected. Includes
two superheterodyne receivers; normally used with semi-portable
transmitting equipment model TBW.

RBQ

132 TO 156

__

voice
----
tone

xtal

Single frequency superheterodyne shore receiver used with model TDG
transmitter and 42A1 carrier telegraph systems as a receiving terminal
of a point to point v-h-f link

Receiver for use on aircraft carriers and at shore stations for
communication between aircraft and ship and shore stations. Selection
of four operating frequencies by means of switch plus ganged tuning or
r-f circuits. Designed To reduce radiation from oscillator.

TBS-3

60 TO 80

50
--
50

voice
----
tone

Transmitting and receiving equipment for installations on surface
craft or submarine for intercommunication between task forces, convoy
vessels and others.

TBW -1

0.35 to 1.0 &
3.0 to 18.1

100
---
25
---
25

cw
---
voice
----
tone

mo

Portable transmitting equipment; two transmitters; intended
primarily for use in establishing an advance base station. Commonly
used with receiving equipment model RBM and when so used is known as
Navy model MM portable transmitting and receiving equipment.

TBX, -1 to -3

xmtr
2.0 to 4.525
revr,
2.0 to 8.0

9
---
3

cw
----
tone

mo
or
xtal

For ship and shore communication. Major units are supplied with
canvas pack carrying cases. Transmitter operates from hand-driven
generator and receiver from battery pack.

TBY, -1,
-2

28 to 80

0.5

voice
----
tone

mo
(xtal
cal.)

Pack transmitting and receiving equipment intended primarily for use
by Marines. May be operated by one man either in the field or while
being transported.

TCS,-1 to -5

1.5 to 12.0

25
----
15

cw
---
voice

mo
or
xtal

Semi-portable equipment designated according to commercial
standards. Used extensively on patrol and landing craft, reconnaissance
vehicles, and for similar purposes. Switch selection of any one of four
crystal controlled frequencies in each of the three bands.

TCY

0.5 only

5

tone

mo

Portable emergency lifeboat transmitter for use primarily by
inexperienced personnel.

TDG

132 to 156

12

voice

xtal

Transmitting equipment used with model RBQ receiver and 42 A1
carrier telegraph system as a transmitting terminal of a point-to-point
v-h-f circuit.

AIRBORNE EQUIPMENT

type

frequency

rated xmtr output (watts)

type emission

frequency control

preset channels

power source

remarks

AN/ARC-1

100 to 156

6

VOICE

XTAL

10

28V, DC

For 2-way plane-to-plane and plane to ground communication. Nine
main channels are provided plus one guard channel which may be
simultaneously monitored.

AN/ARC-4

140 to 144

6

voice

xtal

4

28v, dc
or
14v, dc

For 2-way plane-to-plane and plane to ground communication. Three
main channels are provided plus one guard channel on 140.58 mc which
may be simultaneously monitored.